CE V S PHG 250 0910 Cop yright 2010 b y Wur th 12 0004 Phillips R ound Flat P a n T russ Ov al He x W asher Flange R ound W asher He x He x Sock et Slo tted Squar e Driv e Combo Phillips He x Head To r x Slo t P ozi Driv e H e x agon Slo tted He x Slo tted He x W asher Squar e Driv e He x W asher Head F A S T EN ER I D EN T I F I C A T I O N Inc h M etric UNC UNF Coarse Fine Extra Fine 164 172 M 2 x 04 348 356 M 25 x 045 440 448 M 3 x 05 632 640 M 35 x 06 832 836 M 4 x 07 1024 1032 M 5 x 08 1420 1428 M 6 x 1 51618 51624 M 8 x 125 10 3816 3824 M 10 x 15 125 10 71614 71620 M 12 x 175 15 125 1213 1220 M 14 x 2 15 125 5811 5818 M 16 x 2 15 3410 3416 M 18 x 25 15 789 7814 M 20 x 25 20 15 18 114 M 24 x 3 20 1187 11812 M 30 x 35 20 1147 11412 M 36 x 4